{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Dynamical Behaviour of our Planetary System: Proceedings of the Fourth Alexander von Humboldt Colloquium on Celestial Mechanics","author_name":"","thumbnail_url":"https://www.ebooknetworking.net/books/940/106/big9401063206.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9401063206.html\">The Dynamical Behaviour of our Planetary System: Proceedings of the Fourth Alexander von Humboldt Colloquium on Celestial Mechanics</a>","width":400,"height":300}